Power
The tool is directly powered up through the vehicle Data Link Connector (DLC) except VOLVO (A/B connectors) which need an external 12V power source.

Follow the steps below to turn on the tool:
1) Connect the extension cable to connector and to the tool.
2) Find DLC on vehicle.
A plastic DLC cover may be found for some vehicles and you need to remove it before plugging the OBD2 cable.
3) Plug diagnostic connector to the vehicle’s DLC.
4) Turn ignition on.

Product SetupThe tool allows you to make the following adjustments and settings:
1) Language: Selects desired language. The device supports English by default.
2) Contrast Adjustment: Adjusts the contrast of the LCD display.
3) Display Test: Checks the LCD display is working properly.
4) Keyboard Test: Checks if the the keyboard is working properly.
5) Information: Views software and hardware information of the tool and etc.